Guide roller



FIG. 1 is a perspective view of a guide roller;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a back view thereof; and,

FIG 6 is a right side view showing the guide roller in use with a pulley, the broken lines forming no part of the claim.

The subject article is a guide roller which can be used for rotatably supporting a pulley for guiding cutting wire or the like. The guide roller comprises a housing including bearings and a central shaft partly inserted into the housing. A pulley is mounted on the outer periphery of the housing which rotates around the central shaft. A left side view of the guide roller is a mirror image of the right side view thereof. A bottom view of the guide roller is a mirror image of the top view thereof. 

The ornamental design for a guide roller, as shown and described. 